A popular band which disbanded a while ago, but was a major inspiration to several characters in the Fuuka manga. Certain members, such as Iwami Hisashi and Yahagi Nobuaki, later notice The Fallen Moon and end up letting them use their studio to practice in.
Member of the Hedgehogs:
Tama Reika "Tama"- Vocalist
Musashi Nicholsen Oda "Nico" - Bassist
Nobuaki Yahagi "Nobu"/Yassan - Drummer
Tomomi Yoshino - Keyboard
Hisashi Iwami - Guitarist